(19)

(11)

EP 3 669 266 A1

(12)

(43) Date of publication: 24.06.2020 Bulletin 2020/26 (21) Application number: 17921982.9 (22) Date of filing: 15.08.2017

(51) International Patent Classification (IPC):  G06F 11/34(2006.01) (86) International application number: PCT/US2017/046872 (87) International publication number: WO 2019/035809 (21.02.2019 Gazette 2019/08)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (71) Applicant: Equifax, Inc. Atlanta, GA 30309 (US)	(72) Inventors: CHEN, Yujun Atlanta, Georgia 30309 (US) WANG, Zhenyu Atlanta, Georgia 30309 (US) CHANG, Vickey Atlanta, Georgia 30309 (US) FENG, Jeffrey Atlanta, Georgia 30309 (US) (74) Representative: Phillips & Leigh LLP  Temple Chambers 3-7 Temple Avenue London EC4Y 0DA London EC4Y 0DA (GB)